<html>

<head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
  <style type="text/css">
    body,
    html,
    #allmap {
      width: 100%;
      height: 100%;
      overflow: hidden;
      hidden;
      margin: 0;
    }
  </style>
  <script type="text/javascript" src="http://api.map.baidu.com/getscript?v=2.0&ak=6Ej99wrRa8eXjAYpP2Auh3eg&services=&t=20170517145936"></script>
  <title>图块加载完毕</title>
</head>

<body>
  <div id="allmap"></div>
</body>

</html>
<script type="text/javascript">
  // 百度地图API功能
  var map = new BMap.Map("allmap");
  map.centerAndZoom(new BMap.Point(116.404, 39.915), 11);
  map.addEventListener("tilesloaded", function() {
    alert("地图加载完毕");
  });
</script>
